A batsman makes a score of 84 runs in the 21st…

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A batsman makes a score of 84 runs in the 21st inning and thus increases his average by 2 runs. His average after 21st inning is-

  1. A. 24
  2. B. 34
  3. C. 44
  4. D. 54

Answer: Option C

Here is complete explanation of A batsman makes a score of 84 runs in the 21st….

Solution(By ExamCraze Team)

Let the average for 20 innings be x
$$eqalign{ & therefore frac{{20x + 84}}{{21}} = x + 2 cr & Rightarrow 20x + 84 = 21x + 42 cr & Rightarrow x = 42 cr} $$
∴ Average after 21st innings
= 42 + 2
= 44

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